Data.Map.Lazy

Strictness properties

Map type

data Map k a

Operators

(!)

(\\)

Query

null

size

member

notMember

lookup

findWithDefault

lookupLT

lookupGT

lookupLE

lookupGE

Construction

empty

singleton

Insertion

insert

insertWith

insertWithKey

insertLookupWithKey

Delete/Update

delete

adjust

adjustWithKey

update

updateWithKey

updateLookupWithKey

alter

Combine

Union

union

unionWith

unionWithKey

unions

unionsWith

Difference

difference

differenceWith

differenceWithKey

Intersection

intersection

intersectionWith

intersectionWithKey

Universal combining function

mergeWithKey

Traversal

Map

map

mapWithKey

traverseWithKey

mapAccum

mapAccumWithKey

mapAccumRWithKey

mapKeys

mapKeysWith

mapKeysMonotonic

Folds

foldr

foldl

foldrWithKey

foldlWithKey

Strict folds

foldr'

foldl'

foldrWithKey'

foldlWithKey'

Conversion

elems

keys

assocs

keysSet

fromSet

Lists

toList

fromList

fromListWith

fromListWithKey

Ordered lists

toAscList

toDescList

fromAscList

fromAscListWith

fromAscListWithKey

fromDistinctAscList

Filter

filter

filterWithKey

partition

partitionWithKey

mapMaybe

mapMaybeWithKey

mapEither

mapEitherWithKey

split

splitLookup

Submap

isSubmapOf

isSubmapOfBy

isProperSubmapOf

isProperSubmapOfBy

Indexed

lookupIndex

findIndex

elemAt

updateAt

deleteAt

Min/Max

findMin

findMax

deleteMin

deleteMax

deleteFindMin

deleteFindMax

updateMin

updateMax

updateMinWithKey

updateMaxWithKey

minView

maxView

minViewWithKey

maxViewWithKey

Debugging

showTree

showTreeWith

valid